Cool Fixes for Hot Cities Part 1: San Antonio

August 1, 2018Hosted by:

U.S. EPA Heat Island Reduction Program

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

AN INTRODUCTION TO COOL ROOFS WITH THE CRRC

Jeffrey SteubenExecutive DirectorCool Roof Rating Council

Environmental Protection AgencyHeat Island Reduction ProgramCool Fixes for Hot Cities, Part 1

August 1, 2018

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

CRRC OVERVIEW

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Certificate 3146.01

• Established in 1998 as 501(c)(3) non-profit• Third-party rating organization for the roofing industry• ENERGY STAR® Certification Body• American National Standards Institute (ANSI) Accredited Standards

Developer – Currently maintaining ANSI/CRRC S100 (2016)

• International Organization for Standardization (ISO)17065 Accredited Organization

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

CRRC MISSION

Ratings Research Education

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

COOL ROOF BASICS

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

COOL ROOFS 101

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

DARK VS. LIGHT ROOF

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Dark Roof Light Roof

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

BEFORE & AFTER

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81°C 34°C

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

COOL ROOF BENEFITS

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

URBAN HEAT ISLAND

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

WINTER HEATING PENALTY?

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1. Solar angle is lower in winter2. Shorter days = less total energy hitting roof3. Ratio of cloudy to sunny days higher in winter4. Snow on roof reflects sun’s energy

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

SOLAR RADIATION

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

SELECTIVELY REFLECTIVE PRODUCTS

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

COOL COLORS

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018Cool Fixes for Hot Cities, Part 1 – August 1, 2018 25

CRRC PRODUCT RATING PROGRAM

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

RATING PROGRAM

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coolroofs.org/directory

Free, online resource

Find and compare roofing products

Determine compliance with building or energy codes

Receive credits for voluntary programs (e.g., LEED)

Cool Fixes for Hot Cities, Part 1 – August 1, 2018

DIRECTORY FILTERS

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018

FOR MORE INFORMATION

Go to coolroofs.org

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Cool Fixes for Hot Cities, Part 1 – August 1, 2018Cool Fixes for Hot Cities, Part 1 – August 1, 2018

QUESTIONS?

Jeff SteubenCRRC Executive Directorjeff@coolroofs.org(503) 606-8448 x501

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Connect with the Heat Island Program

Victoria LudwigU.S. Environmental Protection Agency

202-343-9291

Webcast Feedback Form

Heat Island Program Website

EPA Heat Island Newsletter Sign-Up